Question: Is the mean salary of accountants who have reached partnership status higher than that for accountants who are not partners? A sample of 15 accountants who have the partnership status showed a mean salary of $82,000 with a standard deviation of $5,500. A sample of 12 accountants who were not partners showed a mean of $78,000 with a standard deviation of $6,500. At the 0.05 significance level can we conclude that accountants at the partnership level earn larger salaries?

1. State the null and alternate hypotheses.

b . State the decision rule.

c . Compute the value of the test statistic.

d . Compute the p -value.

e . What is your decision regarding the null hypothesis? Interpret the result.

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